An edition of Recent (1977-1980) releases of imported larch casebearer parasites for biological control (1981)
Recent (1977-1980) releases of imported larch casebearer parasites for biological control
By Roger B. Ryan
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Publish Date
1981
Publisher
U.S. Dept. of Agriculture, Forest Service, Pacific Northwest Forest and Range Experiment Station
Language
eng
Pages
-
Description:
subjects: Larch casebearer, Biological control